.login-bg {
  position: relative;
  overflow: hidden;
  background: #f0f7ff;
  width: 100vw;
  height: 100vh;
  .login-wrapper {
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100%;
    .login-box {
      background: rgba(255, 255, 255, 0.9);
      padding: 0 30px;
      border-radius: 5px;
      .login-title {
        text-align: center;
        border-bottom: 1px solid #fff;
        padding: 15px 0;
        box-sizing: border-box;
        letter-spacing: 2px;
      }
      .form {
        width: 270px;
        padding: 20px 0;
        .code-img {
          cursor: pointer;
          width: 100%;
          display: inline;
          vertical-align: middle;
        }
        .submit-button {
          width: 100%;
        }
      }
    }
  }
  footer {
    position: fixed;
    bottom: 10px;
    width: 100%;
    height: 40px;
    line-height: 40px;
    text-align: center;
    font-size: 14px;
    color: #fff;
  }
}